Snow disc



FIG. 1 is a top plan view of a snow disc showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is an enlarged righthand side elevational view thereof. 

The ornamental design for a snow disc, as shown and described. 